ES8404420A1 - Procedimiento para la preparacion de un metal duro. - Google Patents

Procedimiento para la preparacion de un metal duro.

Info

Publication number
ES8404420A1
ES8404420A1 ES524585A ES524585A ES8404420A1 ES 8404420 A1 ES8404420 A1 ES 8404420A1 ES 524585 A ES524585 A ES 524585A ES 524585 A ES524585 A ES 524585A ES 8404420 A1 ES8404420 A1 ES 8404420A1
Authority
ES
Spain
Prior art keywords
hard metal
carbides
moc
hard
phase
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
ES524585A
Other languages
English (en)
Other versions
ES524585A0 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fried Krupp AG
Original Assignee
Fried Krupp AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fried Krupp AG filed Critical Fried Krupp AG
Publication of ES524585A0 publication Critical patent/ES524585A0/es
Publication of ES8404420A1 publication Critical patent/ES8404420A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
    • C22C29/02—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides
    • C22C29/06—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/90—Carbides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/90—Carbides
    • C01B32/914—Carbides of single elements
    • C01B32/949—Tungsten or molybdenum carbides
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C22C1/05—Mixtures of metal powder with non-metallic powder
    • C22C1/051—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor
    • C22C1/053—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor with in situ formation of hard compounds
    • C22C1/055—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor with in situ formation of hard compounds using carbon
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/01—Particle morphology depicted by an image
    • C01P2004/02—Particle morphology depicted by an image obtained by optical microscopy
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/10—Particle morphology extending in one dimension, e.g. needle-like
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/30—Particle morphology extending in three dimensions
    • C01P2004/32—Spheres
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/10—Solid density
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/90—Other properties not specified above

Abstract

PROCEDIMIENTO PARA LA PREPARACION DE UN METAL DURO.CONSISTE EN PARTIR DE UNA SUSTANCIA DURA COMPUESTA DE UNA MEZCLA DE CARBUROS METALICOS, LA CUAL SE TRATA, MEZCLADA CON UNA SUSTANCIA AGLUTINANTE FORMADA POR HIERRO, COBALTO O NIQUEL, EFECTUANDO MOLIENDA DE LA MEZCLA, PRENSANDO EN FORMA DE POLVO Y SINTERIZACION DEL CUERPO PRENSADO EN VACIO O ATMOSFERA DE GAS PROTECTOR.
ES524585A 1982-07-31 1983-07-29 Procedimiento para la preparacion de un metal duro. Expired ES8404420A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3228692A DE3228692C2 (de) 1982-07-31 1982-07-31 Hartmetall

Publications (2)

Publication Number Publication Date
ES524585A0 ES524585A0 (es) 1984-05-01
ES8404420A1 true ES8404420A1 (es) 1984-05-01

Family

ID=6169845

Family Applications (1)

Application Number Title Priority Date Filing Date
ES524585A Expired ES8404420A1 (es) 1982-07-31 1983-07-29 Procedimiento para la preparacion de un metal duro.

Country Status (4)

Country Link
EP (1) EP0100881B1 (es)
JP (1) JPS5943840A (es)
DE (1) DE3228692C2 (es)
ES (1) ES8404420A1 (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3830111A1 (de) * 1988-09-05 1990-03-15 Dornier Gmbh Legierungspulver
CN1022767C (zh) * 1990-07-18 1993-11-17 北京有色金属研究总院 含稀土的硬质合金的制造方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE307764C (es) * 1917-08-30 1919-06-23
GB477572A (en) * 1936-01-31 1938-01-03 Fedam Sa Moulded article of a hard and difficultly fusible alloy, and a process for the preparation of such an article
DE1243399B (de) * 1964-10-05 1967-06-29 Immelborn Hartmetallwerk Hartmetall-Legierung
GB1483527A (en) * 1976-02-06 1977-08-24 Vni Tugoplavkikh Metal I Tverd Process for preparing cemented tungsten carbides
CA1117556A (en) * 1977-07-27 1982-02-02 Masaya Miyake Process for the production of a hard solid solution
CH621749A5 (es) * 1977-08-09 1981-02-27 Battelle Memorial Institute

Also Published As

Publication number Publication date
EP0100881A1 (de) 1984-02-22
DE3228692C2 (de) 1984-05-24
ES524585A0 (es) 1984-05-01
JPS5943840A (ja) 1984-03-12
EP0100881B1 (de) 1986-09-03
DE3228692A1 (de) 1984-02-09

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